Home / 16,836.78-23,233.77-10,118.46

Finding the Fourth Proportional to 16,836.78, 23,233.77 and 10,118.46

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Solution

The fourth proportional to 16,836.78, 23,233.77 and 10,118.46 is: 13,962.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,836.78 : 23,233.77 = 10,118.46 : x
  2. Step 2: Convert to fraction form
    16,836.78/23,233.77 = 10,118.46/x
  3. Step 3: Cross multiply
    16,836.78x = 23,233.77 × 10,118.46
  4. Step 4: Simplify right side
    16,836.78x = 235,089,972.39
  5. Step 5: Solve for x
    x = 235,089,972.39/16,836.78
  6. Step 6: Final answer
    x = 13,962.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.